Temperature range -50°C~580°C -58°F~1076°F measurement accuracy 0°C~580°C ±(1.5%+1°C) 32~1076°F±(1.5%+5°F) -50°C~0°C (±3°C) -58°F~32°F(±5°F) Repeatability ±0.5%~±1°C(2°F) display resolution 0.1°C(0.1°F) Response time and wavelength Less than 500ms 8~14um Emissivity 0.01~1.00 adjustable (step 0.01) Measuring object distance ratio 12:1 Laser aiming Less than 1mW 650nm Laser grade II